Toppenish National Wildlife Refuge Weather Forecast

    • 49
    • 80

    Sunny

    • 51
    • 85

    Sunny

    • 54
    • 85

    Mostly Sunny

    • 53
    • 86

    Mostly Sunny

    • 53
    • 82

    Partly Sunny

    • 46
    • 78

    Mostly Sunny

Today 16 Sep Yakima Valley

Sunny. Highs in the upper 70s to lower 80s. Northeast wind 5 to 10 Mph.

Tonight 16 Sep Yakima Valley

Mostly clear. Lows in the 50s. Light wind.

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Toppenish National Wildlife Refuge Temperature Statistics

September Temperature

Sunnyside Municipal Airport (6.8 miles)

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Climate (2020–Present)

Sunnyside Municipal Airport (6.8 miles)

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  • Average Low 2020–2025

    38.7 °F
  • Average 2020–2025

    51.1 °F
  • Average High 2020–2025

    63.3 °F
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